Submissions from 2007
Restricted Colored Permutations and Chebyshev Polynomials, Eric S. Egge
Submissions from 2006
Restricted Signed Permutations Counted by the Schröder Numbers, Eric S. Egge
Submissions from 2004
A Combintorial Proof of the Sum of q-Cubes, Kristina Garrett and Kristin Hummel